README.md in graphql-batch-0.3.0 vs README.md in graphql-batch-0.3.1

@@ -44,18 +44,19 @@
     ids.each { |id| fulfill(id, nil) unless fulfilled?(id) }
   end
 end
 ```
 
-Use the batch execution strategy with your schema
+Use lazy execution and instrumentation by `GraphQL::Batch` in your schema
 
 ```ruby
 MySchema = GraphQL::Schema.define do
   query MyQueryType
+
+  lazy_resolve(Promise, :sync)
+  instrument(:query, GraphQL::Batch::Setup)
 end
-MySchema.query_execution_strategy = GraphQL::Batch::ExecutionStrategy
-MySchema.mutation_execution_strategy = GraphQL::Batch::MutationExecutionStrategy
 ```
 
 The loader class can be used from the resolve proc for a graphql field by calling `.for` with the grouping arguments to get a loader instance, then call `.load` on that instance with the key to load.
 
 ```ruby
@@ -131,10 +132,10 @@
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake test` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.
 
 ## Contributing
 
-Bug reports and pull requests are welcome on GitHub at https://github.com/Shopify/graphql-batch.
+See our [contributing guidelines](CONTRIBUTING.md) for more information.
 
 ## License
 
 The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).